Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual a média de vitórias de um clube do Barcelona Atlètic e gols marcados acima de 56?
 ###Tabelas: CREATE TABLE group_b_relegation (group_b_relegation_id AUTO_INCREMENT PRIMARY KEY, Position INT, Club VARCHAR, Played INT, Points VARCHAR, Wins INT, Draws INT, Losses INT, Goals for INT, Goals against INT, Goal Difference INT) CREATE TABLE women's_doubles:_15_3_titles_5_runner-ups (women's_doubles:_15_3_titles_5_runner-ups_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Year INT, Championship VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponents VARCHAR, Score VARCHAR) CREATE TABLE season_1:_2003–2004 (season_1:_2003–2004_id AUTO_INCREMENT PRIMARY KEY, Series # INT, Title VARCHAR, Directed by VARCHAR, Written by VARCHAR, Original air date VARCHAR, Production code INT) CREATE TABLE details (details_id AUTO_INCREMENT PRIMARY KEY, LMS 1932/3 No. INT, LMS 1946 No. INT, BR No. INT, Date built VARCHAR, Date motor gear fitted VARCHAR, Withdrawn VARCHAR) CREATE TABLE disc_two (disc_two_id AUTO_INCREMENT PRIMARY KEY, Track INT, Recorded VARCHAR, Catalogue VARCHAR, Release Date VARCHAR, Song Title VARCHAR, Time VARCHAR)  
SELECT AVG Wins FROM group_b_relegation WHERE Club = barcelona atlètic AND Goals for > 56